#!/bin/sh

usage ()
{
    echo "usage: df [-kP] [<mount-point>]"
    exit 1
}

if [ "$1" = "-kP" ] ; then
    shift
fi

case "$1" in
     -*) usage ;;
esac

fs="${1:-/}"

# Anything starting with CTDB_DBDIR_BASE gets canonicalised to
# CTDB_DBDIR_BASE.  This helps with the setting of defaults for the
# filesystem checks.
if [ "${fs#${CTDB_DBDIR_BASE}}" != "$fs" ] ; then
    fs="$CTDB_DBDIR_BASE"
fi

# A default, for tests that don't initialise this...
if [ -z "$FAKE_FS_USE" ] ; then
    FAKE_FS_USE=10
fi

echo "Filesystem             1024-blocks      Used Available Capacity Mounted on"

blocks="1000000"
used=$(($blocks * $FAKE_FS_USE / 100))
available=$(($blocks - $used))

printf "%-36s %10d %10d %10d %10d%% %s\n" \
       "/dev/sda1" "$blocks" "$used" "$available" "$FAKE_FS_USE" "$fs"
